71830780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{30181}}^1$

素因数の和:30214

約数の個数: 48

約数和(自身を含む): 182540736

約数和(自身を除く): 110709956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 30181, 60362, 120724, 150905, 211267, 301810, 422534, 513077, 603620, 845068, 1026154, 1056335, 2052308, 2112670, 2565385, 3591539, 4225340, 5130770, 7183078, 10261540, 14366156, 17957695, 35915390, 71830780]

約数ペア:

[(1, 71830780), (2, 35915390), (4, 17957695), (5, 14366156), (7, 10261540), (10, 7183078), (14, 5130770), (17, 4225340), (20, 3591539), (28, 2565385), (34, 2112670), (35, 2052308), (68, 1056335), (70, 1026154), (85, 845068), (119, 603620), (140, 513077), (170, 422534), (238, 301810), (340, 211267), (476, 150905), (595, 120724), (1190, 60362), (2380, 30181)]